DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerHeadlamp aiming adjustment
Description
PREPARATION BEFORE ADJUSTING
CAUTION: Do not use organic solvent
(thinner, gasoline etc.).
NOTE:
For details, refer to the regulations in your own country.
Perform aiming adjustment if the vehicle front body has been
repaired and/or the headlamp assembly has been replaced.
...
Heater and Air Conditioner (automatic)
Front defroster button
Temperature control dial (driver's side)/
AUTO button
Display screen
Temperature control dial (passenger's
side)/DUAL button
Fresh air intake button
Air recirculation button
(air conditioner) button
(manual air flow control)
button
(fan speed cont ...
B257B, B257C ambient sensor
Description
COMPONENT DESCRIPTION
Ambient Sensor
The ambient sensor (1) is installed to the front bumper
reinforcement.
It detects ambient temperature and converts it into a resistance
value which is then input into the A/C auto amp.
Ambient Sensor Circuit
AMBIENT TEMPERATUR ...